The causes of headache and swelling are as follows: First, it can be seen as a result of increased blood pressure, the patient has hypertension, usually poor blood pressure control, when the blood pressure is too high, the person can have headache and swelling, the patient is advised to monitor blood pressure and take oral antihypertensive drugs regularly. Second, clinically it can be caused by poor sleep, especially poor sleep quality at night, dreamy, the next day can appear headache, dizziness, swelling, drowsiness, it is recommended that patients mainly adjust sleep. Headache and swelling can be seen clinically in patients who have a cold. After a cold, the body temperature rises, and people can have headache and swelling, which can be accompanied by dizziness and weakness in severe cases. Headache and swelling can be clinically seen in intracranial occupational diseases, which are more obvious in the morning and can be diagnosed after CT and MRI examination of the head. In clinical cerebrovascular diseases, such as cerebral infarction and cerebral hemorrhage, headache and swelling can also occur during the acute onset, and headache and swelling can also occur when edema comes up, depending on whether the patient has symptoms of neurological deficits, and if necessary, CT and MRI of the head should be performed.